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authorEyal Bari <ebari@cisco.com>2017-06-06 14:18:55 +0300
committerJohn Lo <loj@cisco.com>2017-06-21 01:29:37 +0000
commit284293a3ff4ba6508f8d02b644cfd1a60966382c (patch)
treecbdb83d4c77e4cf8b3068f1cf602051dee6af399 /test
parent8249a588e9a60a813719475adf33cf793e420839 (diff)
L2-VTR: add vtr tests
re-enable l2 fib flush tests reorder l2bd multi instance tests - move flags test as last enabling of uu-flood will now flood when entry is stale Change-Id: I052663ec3eb4acee5f296fb7525dd535924e0003 Signed-off-by: Eyal Bari <ebari@cisco.com>
Diffstat (limited to 'test')
-rw-r--r--test/test_l2bd_multi_instance.py60
-rw-r--r--test/test_vtr.py332
-rw-r--r--test/vpp_papi_provider.py8
-rw-r--r--test/vpp_sub_interface.py120
4 files changed, 455 insertions, 65 deletions
diff --git a/test/test_l2bd_multi_instance.py b/test/test_l2bd_multi_instance.py
index 1cf1b13d728..0bb9e5974d1 100644
--- a/test/test_l2bd_multi_instance.py
+++ b/test/test_l2bd_multi_instance.py
@@ -403,33 +403,7 @@ class TestL2bdMultiInst(VppTestCase):
self.run_verify_test()
def test_l2bd_inst_02(self):
- """ L2BD Multi-instance test 2 - update data of 5 BDs
- """
- # Config 2
- # Update data of 5 BDs (disable learn, forward, flood, uu-flood)
- self.set_bd_flags(self.bd_list[0], learn=False, forward=False,
- flood=False, uu_flood=False)
- self.set_bd_flags(self.bd_list[1], forward=False)
- self.set_bd_flags(self.bd_list[2], flood=False)
- self.set_bd_flags(self.bd_list[3], uu_flood=False)
- self.set_bd_flags(self.bd_list[4], learn=False)
-
- # Verify 2
- # Skipping check of uu_flood as it is not returned by
- # bridge_domain_dump api command
- self.verify_bd(self.bd_list[0], learn=False, forward=False,
- flood=False, uu_flood=False)
- self.verify_bd(self.bd_list[1], learn=True, forward=False,
- flood=True, uu_flood=True)
- self.verify_bd(self.bd_list[2], learn=True, forward=True,
- flood=False, uu_flood=True)
- self.verify_bd(self.bd_list[3], learn=True, forward=True,
- flood=True, uu_flood=False)
- self.verify_bd(self.bd_list[4], learn=False, forward=True,
- flood=True, uu_flood=True)
-
- def test_l2bd_inst_03(self):
- """ L2BD Multi-instance 3 - delete 2 BDs
+ """ L2BD Multi-instance test 2 - delete 2 BDs
"""
# Config 3
# Delete 2 BDs
@@ -444,8 +418,8 @@ class TestL2bdMultiInst(VppTestCase):
# Test 3
self.run_verify_test()
- def test_l2bd_inst_04(self):
- """ L2BD Multi-instance test 4 - add 2 BDs
+ def test_l2bd_inst_03(self):
+ """ L2BD Multi-instance test 3 - add 2 BDs
"""
# Config 4
# Create 5 BDs, put interfaces to these BDs and send MAC learning
@@ -460,8 +434,34 @@ class TestL2bdMultiInst(VppTestCase):
# self.vapi.cli("clear trace")
self.run_verify_test()
+ def test_l2bd_inst_04(self):
+ """ L2BD Multi-instance test 4 - update data of 5 BDs
+ """
+ # Config 2
+ # Update data of 5 BDs (disable learn, forward, flood, uu-flood)
+ self.set_bd_flags(self.bd_list[0], learn=False, forward=False,
+ flood=False, uu_flood=False)
+ self.set_bd_flags(self.bd_list[1], forward=False)
+ self.set_bd_flags(self.bd_list[2], flood=False)
+ self.set_bd_flags(self.bd_list[3], uu_flood=False)
+ self.set_bd_flags(self.bd_list[4], learn=False)
+
+ # Verify 2
+ # Skipping check of uu_flood as it is not returned by
+ # bridge_domain_dump api command
+ self.verify_bd(self.bd_list[0], learn=False, forward=False,
+ flood=False, uu_flood=False)
+ self.verify_bd(self.bd_list[1], learn=True, forward=False,
+ flood=True, uu_flood=True)
+ self.verify_bd(self.bd_list[2], learn=True, forward=True,
+ flood=False, uu_flood=True)
+ self.verify_bd(self.bd_list[3], learn=True, forward=True,
+ flood=True, uu_flood=False)
+ self.verify_bd(self.bd_list[4], learn=False, forward=True,
+ flood=True, uu_flood=True)
+
def test_l2bd_inst_05(self):
- """ L2BD Multi-instance 5 - delete 5 BDs
+ """ L2BD Multi-instance test 5 - delete 5 BDs
"""
# Config 5
# Delete 5 BDs
diff --git a/test/test_vtr.py b/test/test_vtr.py
new file mode 100644
index 00000000000..02df2ce2c4b
--- /dev/null
+++ b/test/test_vtr.py
@@ -0,0 +1,332 @@
+#!/usr/bin/env python
+
+import unittest
+import random
+
+from scapy.packet import Raw
+from scapy.layers.l2 import Ether, Dot1Q
+from scapy.layers.inet import IP, UDP
+
+from util import Host
+from framework import VppTestCase, VppTestRunner
+from vpp_sub_interface import VppDot1QSubint, VppDot1ADSubint
+from vpp_papi_provider import L2_VTR_OP
+from collections import namedtuple
+
+Tag = namedtuple('Tag', ['dot1', 'vlan'])
+DOT1AD = 0x88A8
+DOT1Q = 0x8100
+
+
+class TestVtr(VppTestCase):
+ """ VTR Test Case """
+
+ @classmethod
+ def setUpClass(cls):
+ super(TestVtr, cls).setUpClass()
+
+ # Test variables
+ cls.bd_id = 1
+ cls.mac_entries_count = 5
+ cls.Atag = 100
+ cls.Btag = 200
+ cls.dot1ad_sub_id = 20
+
+ try:
+ ifs = range(3)
+ cls.create_pg_interfaces(ifs)
+
+ cls.sub_interfaces = [
+ VppDot1ADSubint(cls, cls.pg1, cls.dot1ad_sub_id,
+ cls.Btag, cls.Atag),
+ VppDot1QSubint(cls, cls.pg2, cls.Btag)]
+
+ interfaces = list(cls.pg_interfaces)
+ interfaces.extend(cls.sub_interfaces)
+
+ # Create BD with MAC learning enabled and put interfaces and
+ # sub-interfaces to this BD
+ for pg_if in cls.pg_interfaces:
+ sw_if_index = pg_if.sub_if.sw_if_index \
+ if hasattr(pg_if, 'sub_if') else pg_if.sw_if_index
+ cls.vapi.sw_interface_set_l2_bridge(sw_if_index,
+ bd_id=cls.bd_id)
+
+ # setup all interfaces
+ for i in interfaces:
+ i.admin_up()
+
+ # mapping between packet-generator index and lists of test hosts
+ cls.hosts_by_pg_idx = dict()
+
+ # create test host entries and inject packets to learn MAC entries
+ # in the bridge-domain
+ cls.create_hosts_and_learn(cls.mac_entries_count)
+ cls.logger.info(cls.vapi.ppcli("show l2fib"))
+
+ except Exception:
+ super(TestVtr, cls).tearDownClass()
+ raise
+
+ def setUp(self):
+ """
+ Clear trace and packet infos before running each test.
+ """
+ super(TestVtr, self).setUp()
+ self.reset_packet_infos()
+
+ def tearDown(self):
+ """
+ Show various debug prints after each test.
+ """
+ super(TestVtr, self).tearDown()
+ if not self.vpp_dead:
+ self.logger.info(self.vapi.ppcli("show l2fib verbose"))
+ self.logger.info(self.vapi.ppcli("show bridge-domain %s detail" %
+ self.bd_id))
+
+ @classmethod
+ def create_hosts_and_learn(cls, count):
+ for pg_if in cls.pg_interfaces:
+ cls.hosts_by_pg_idx[pg_if.sw_if_index] = []
+ hosts = cls.hosts_by_pg_idx[pg_if.sw_if_index]
+ packets = []
+ for j in range(1, count + 1):
+ host = Host(
+ "00:00:00:ff:%02x:%02x" % (pg_if.sw_if_index, j),
+ "172.17.1%02x.%u" % (pg_if.sw_if_index, j))
+ packet = (Ether(dst="ff:ff:ff:ff:ff:ff", src=host.mac))
+ hosts.append(host)
+ if hasattr(pg_if, 'sub_if'):
+ packet = pg_if.sub_if.add_dot1_layer(packet)
+ packets.append(packet)
+ pg_if.add_stream(packets)
+ cls.logger.info("Sending broadcast eth frames for MAC learning")
+ cls.pg_enable_capture(cls.pg_interfaces)
+ cls.pg_start()
+
+ def create_packet(self, src_if, dst_if, do_dot1=True):
+ packet_sizes = [64, 512, 1518, 9018]
+ dst_host = random.choice(self.hosts_by_pg_idx[dst_if.sw_if_index])
+ src_host = random.choice(self.hosts_by_pg_idx[src_if.sw_if_index])
+ pkt_info = self.create_packet_info(src_if, dst_if)
+ payload = self.info_to_payload(pkt_info)
+ p = (Ether(dst=dst_host.mac, src=src_host.mac) /
+ IP(src=src_host.ip4, dst=dst_host.ip4) /
+ UDP(sport=1234, dport=1234) /
+ Raw(payload))
+ pkt_info.data = p.copy()
+ if do_dot1 and hasattr(src_if, 'sub_if'):
+ p = src_if.sub_if.add_dot1_layer(p)
+ size = random.choice(packet_sizes)
+ self.extend_packet(p, size)
+ return p
+
+ def _add_tag(self, packet, vlan, tag_type):
+ payload = packet.payload
+ inner_type = packet.type
+ packet.remove_payload()
+ packet.add_payload(Dot1Q(vlan=vlan) / payload)
+ packet.payload.type = inner_type
+ packet.payload.vlan = vlan
+ packet.type = tag_type
+ return packet
+
+ def _remove_tag(self, packet, vlan=None, tag_type=None):
+ if tag_type:
+ self.assertEqual(packet.type, tag_type)
+
+ payload = packet.payload
+ if vlan:
+ self.assertEqual(payload.vlan, vlan)
+ inner_type = payload.type
+ payload = payload.payload
+ packet.remove_payload()
+ packet.add_payload(payload)
+ packet.type = inner_type
+
+ def add_tags(self, packet, tags):
+ for t in reversed(tags):
+ self._add_tag(packet, t.vlan, t.dot1)
+
+ def remove_tags(self, packet, tags):
+ for t in tags:
+ self._remove_tag(packet, t.vlan, t.dot1)
+
+ def vtr_test(self, swif, tags):
+ p = self.create_packet(swif, self.pg0)
+ swif.add_stream(p)
+ self.pg_enable_capture(self.pg_interfaces)
+ self.pg_start()
+ rx = self.pg0.get_capture(1)
+
+ if tags:
+ self.remove_tags(rx[0], tags)
+ self.assertTrue(Dot1Q not in rx[0])
+
+ if not tags:
+ return
+
+ i = VppDot1QSubint(self, self.pg0, tags[0].vlan)
+ self.vapi.sw_interface_set_l2_bridge(
+ i.sw_if_index, bd_id=self.bd_id, enable=1)
+ i.admin_up()
+
+ p = self.create_packet(self.pg0, swif, do_dot1=False)
+ self.add_tags(p, tags)
+ self.pg0.add_stream(p)
+ self.pg_enable_capture(self.pg_interfaces)
+ self.pg_start()
+ rx = swif.get_capture(1)
+ swif.sub_if.remove_dot1_layer(rx[0])
+ self.assertTrue(Dot1Q not in rx[0])
+
+ self.vapi.sw_interface_set_l2_bridge(
+ i.sw_if_index, bd_id=self.bd_id, enable=0)
+ i.remove_vpp_config()
+
+ def test_1ad_vtr_pop_1(self):
+ """ 1AD VTR pop 1 test
+ """
+ self.pg1.sub_if.set_vtr(L2_VTR_OP.L2_POP_1)
+ self.vtr_test(self.pg1, [Tag(dot1=DOT1Q, vlan=100)])
+
+ def test_1ad_vtr_pop_2(self):
+ """ 1AD VTR pop 2 test
+ """
+ self.pg1.sub_if.set_vtr(L2_VTR_OP.L2_POP_2)
+ self.vtr_test(self.pg1, [])
+
+ def test_1ad_vtr_push_1ad(self):
+ """ 1AD VTR push 1 1AD test
+ """
+ self.pg1.sub_if.set_vtr(L2_VTR_OP.L2_PUSH_1, tag=300)
+ self.vtr_test(self.pg1, [Tag(dot1=DOT1AD, vlan=300),
+ Tag(dot1=DOT1AD, vlan=200),
+ Tag(dot1=DOT1Q, vlan=100)])
+
+ def test_1ad_vtr_push_2ad(self):
+ """ 1AD VTR push 2 1AD test
+ """
+ self.pg1.sub_if.set_vtr(L2_VTR_OP.L2_PUSH_2, outer=400, inner=300)
+ self.vtr_test(self.pg1, [Tag(dot1=DOT1AD, vlan=400),
+ Tag(dot1=DOT1Q, vlan=300),
+ Tag(dot1=DOT1AD, vlan=200),
+ Tag(dot1=DOT1Q, vlan=100)])
+
+ def test_1ad_vtr_push_1q(self):
+ """ 1AD VTR push 1 1Q test
+ """
+ self.pg1.sub_if.set_vtr(L2_VTR_OP.L2_PUSH_1, tag=300, push1q=1)
+ self.vtr_test(self.pg1, [Tag(dot1=DOT1Q, vlan=300),
+ Tag(dot1=DOT1AD, vlan=200),
+ Tag(dot1=DOT1Q, vlan=100)])
+
+ def test_1ad_vtr_push_2q(self):
+ """ 1AD VTR push 2 1Q test
+ """
+ self.pg1.sub_if.set_vtr(L2_VTR_OP.L2_PUSH_2,
+ outer=400, inner=300, push1q=1)
+ self.vtr_test(self.pg1, [Tag(dot1=DOT1Q, vlan=400),
+ Tag(dot1=DOT1Q, vlan=300),
+ Tag(dot1=DOT1AD, vlan=200),
+ Tag(dot1=DOT1Q, vlan=100)])
+
+ def test_1ad_vtr_translate_1_1ad(self):
+ """ 1AD VTR translate 1 -> 1 1AD test
+ """
+ self.pg1.sub_if.set_vtr(L2_VTR_OP.L2_TRANSLATE_1_1, tag=300)
+ self.vtr_test(self.pg1, [Tag(dot1=DOT1AD, vlan=300),
+ Tag(dot1=DOT1Q, vlan=100)])
+
+ def test_1ad_vtr_translate_1_2ad(self):
+ """ 1AD VTR translate 1 -> 2 1AD test
+ """
+ self.pg1.sub_if.set_vtr(
+ L2_VTR_OP.L2_TRANSLATE_1_2, inner=300, outer=400)
+ self.vtr_test(self.pg1, [Tag(dot1=DOT1AD, vlan=400),
+ Tag(dot1=DOT1Q, vlan=300),
+ Tag(dot1=DOT1Q, vlan=100)])
+
+ def test_1ad_vtr_translate_2_1ad(self):
+ """ 1AD VTR translate 2 -> 1 1AD test
+ """
+ self.pg1.sub_if.set_vtr(L2_VTR_OP.L2_TRANSLATE_2_1, tag=300)
+ self.vtr_test(self.pg1, [Tag(dot1=DOT1AD, vlan=300)])
+
+ def test_1ad_vtr_translate_2_2ad(self):
+ """ 1AD VTR translate 2 -> 2 1AD test
+ """
+ self.pg1.sub_if.set_vtr(
+ L2_VTR_OP.L2_TRANSLATE_2_2, inner=300, outer=400)
+ self.vtr_test(self.pg1, [Tag(dot1=DOT1AD, vlan=400),
+ Tag(dot1=DOT1Q, vlan=300)])
+
+ def test_1ad_vtr_translate_1_1q(self):
+ """ 1AD VTR translate 1 -> 1 1Q test
+ """
+ self.pg1.sub_if.set_vtr(L2_VTR_OP.L2_TRANSLATE_1_1, tag=300, push1q=1)
+ self.vtr_test(self.pg1, [Tag(dot1=DOT1Q, vlan=300),
+ Tag(dot1=DOT1Q, vlan=100)])
+
+ def test_1ad_vtr_translate_1_2q(self):
+ """ 1AD VTR translate 1 -> 2 1Q test
+ """
+ self.pg1.sub_if.set_vtr(
+ L2_VTR_OP.L2_TRANSLATE_1_2, inner=300, outer=400, push1q=1)
+ self.vtr_test(self.pg1, [Tag(dot1=DOT1Q, vlan=400),
+ Tag(dot1=DOT1Q, vlan=300),
+ Tag(dot1=DOT1Q, vlan=100)])
+
+ def test_1ad_vtr_translate_2_1q(self):
+ """ 1AD VTR translate 2 -> 1 1Q test
+ """
+ self.pg1.sub_if.set_vtr(L2_VTR_OP.L2_TRANSLATE_2_1, tag=300, push1q=1)
+ self.vtr_test(self.pg1, [Tag(dot1=DOT1Q, vlan=300)])
+
+ def test_1ad_vtr_translate_2_2q(self):
+ """ 1AD VTR translate 2 -> 2 1Q test
+ """
+ self.pg1.sub_if.set_vtr(
+ L2_VTR_OP.L2_TRANSLATE_2_2, inner=300, outer=400, push1q=1)
+ self.vtr_test(self.pg1, [Tag(dot1=DOT1Q, vlan=400),
+ Tag(dot1=DOT1Q, vlan=300)])
+
+ def test_1q_vtr_pop_1(self):
+ """ 1Q VTR pop 1 test
+ """
+ self.pg2.sub_if.set_vtr(L2_VTR_OP.L2_POP_1)
+ self.vtr_test(self.pg2, [])
+
+ def test_1q_vtr_push_1(self):
+ """ 1Q VTR push 1 test
+ """
+ self.pg2.sub_if.set_vtr(L2_VTR_OP.L2_PUSH_1, tag=300)
+ self.vtr_test(self.pg2, [Tag(dot1=DOT1AD, vlan=300),
+ Tag(dot1=DOT1Q, vlan=200)])
+
+ def test_1q_vtr_push_2(self):
+ """ 1Q VTR push 2 test
+ """
+ self.pg2.sub_if.set_vtr(L2_VTR_OP.L2_PUSH_2, outer=400, inner=300)
+ self.vtr_test(self.pg2, [Tag(dot1=DOT1AD, vlan=400),
+ Tag(dot1=DOT1Q, vlan=300),
+ Tag(dot1=DOT1Q, vlan=200)])
+
+ def test_1q_vtr_translate_1_1(self):
+ """ 1Q VTR translate 1 -> 1 test
+ """
+ self.pg2.sub_if.set_vtr(L2_VTR_OP.L2_TRANSLATE_1_1, tag=300)
+ self.vtr_test(self.pg2, [Tag(dot1=DOT1AD, vlan=300)])
+
+ def test_1q_vtr_translate_1_2(self):
+ """ 1Q VTR translate 1 -> 2 test
+ """
+ self.pg2.sub_if.set_vtr(
+ L2_VTR_OP.L2_TRANSLATE_1_2, inner=300, outer=400)
+ self.vtr_test(self.pg2, [Tag(dot1=DOT1AD, vlan=400),
+ Tag(dot1=DOT1Q, vlan=300)])
+
+
+if __name__ == '__main__':
+ unittest.main(testRunner=VppTestRunner)
diff --git a/test/vpp_papi_provider.py b/test/vpp_papi_provider.py
index 4c02a34903c..5f27e8549a8 100644
--- a/test/vpp_papi_provider.py
+++ b/test/vpp_papi_provider.py
@@ -25,7 +25,15 @@ MPLS_LABEL_INVALID = MPLS_IETF_MAX_LABEL + 1
class L2_VTR_OP:
+ L2_DISABLED = 0
+ L2_PUSH_1 = 1
+ L2_PUSH_2 = 2
L2_POP_1 = 3
+ L2_POP_2 = 4
+ L2_TRANSLATE_1_1 = 5
+ L2_TRANSLATE_1_2 = 6
+ L2_TRANSLATE_2_1 = 7
+ L2_TRANSLATE_2_2 = 8
class UnexpectedApiReturnValueError(Exception):
diff --git a/test/vpp_sub_interface.py b/test/vpp_sub_interface.py
index b4c415ca372..dcd82da236e 100644
--- a/test/vpp_sub_interface.py
+++ b/test/vpp_sub_interface.py
@@ -1,7 +1,8 @@
-from scapy.layers.l2 import Ether, Dot1Q
+from scapy.layers.l2 import Dot1Q
from abc import abstractmethod, ABCMeta
from vpp_interface import VppInterface
from vpp_pg_interface import VppPGInterface
+from vpp_papi_provider import L2_VTR_OP
class VppSubInterface(VppPGInterface):
@@ -17,11 +18,26 @@ class VppSubInterface(VppPGInterface):
"""Sub-interface ID"""
return self._sub_id
+ @property
+ def tag1(self):
+ return self._tag1
+
+ @property
+ def tag2(self):
+ return self._tag2
+
+ @property
+ def vtr(self):
+ return self._vtr
+
def __init__(self, test, parent, sub_id):
VppInterface.__init__(self, test)
self._parent = parent
self._parent.add_sub_if(self)
self._sub_id = sub_id
+ self.set_vtr(L2_VTR_OP.L2_DISABLED)
+ self.DOT1AD_TYPE = 0x88A8
+ self.DOT1Q_TYPE = 0x8100
@abstractmethod
def create_arp_req(self):
@@ -44,6 +60,66 @@ class VppSubInterface(VppPGInterface):
def remove_vpp_config(self):
self.test.vapi.delete_subif(self._sw_if_index)
+ def _add_tag(self, packet, vlan, tag_type):
+ payload = packet.payload
+ inner_type = packet.type
+ packet.remove_payload()
+ packet.add_payload(Dot1Q(vlan=vlan) / payload)
+ packet.payload.type = inner_type
+ packet.payload.vlan = vlan
+ packet.type = tag_type
+ return packet
+
+ def _remove_tag(self, packet, vlan=None, tag_type=None):
+ if tag_type:
+ self.test.instance().assertEqual(packet.type, tag_type)
+
+ payload = packet.payload
+ if vlan:
+ self.test.instance().assertEqual(payload.vlan, vlan)
+ inner_type = payload.type
+ payload = payload.payload
+ packet.remove_payload()
+ packet.add_payload(payload)
+ packet.type = inner_type
+ return packet
+
+ def add_dot1q_layer(self, packet, vlan):
+ return self._add_tag(packet, vlan, self.DOT1Q_TYPE)
+
+ def add_dot1ad_layer(self, packet, outer, inner):
+ p = self._add_tag(packet, inner, self.DOT1Q_TYPE)
+ return self._add_tag(p, outer, self.DOT1AD_TYPE)
+
+ def remove_dot1q_layer(self, packet, vlan=None):
+ return self._remove_tag(packet, vlan, self.DOT1Q_TYPE)
+
+ def remove_dot1ad_layer(self, packet, outer=None, inner=None):
+ p = self._remove_tag(packet, outer, self.DOT1AD_TYPE)
+ return self._remove_tag(p, inner, self.DOT1Q_TYPE)
+
+ def set_vtr(self, vtr, push1q=0, tag=None, inner=None, outer=None):
+ self._tag1 = 0
+ self._tag2 = 0
+ self._push1q = 0
+
+ if (vtr == L2_VTR_OP.L2_PUSH_1 or
+ vtr == L2_VTR_OP.L2_TRANSLATE_1_1 or
+ vtr == L2_VTR_OP.L2_TRANSLATE_2_1):
+ self._tag1 = tag
+ self._push1q = push1q
+ if (vtr == L2_VTR_OP.L2_PUSH_2 or
+ vtr == L2_VTR_OP.L2_TRANSLATE_1_2 or
+ vtr == L2_VTR_OP.L2_TRANSLATE_2_2):
+ self._tag1 = outer
+ self._tag2 = inner
+ self._push1q = push1q
+
+ self.test.vapi.sw_interface_set_l2_tag_rewrite(
+ self.sw_if_index, vtr, push=self._push1q,
+ tag1=self._tag1, tag2=self._tag2)
+ self._vtr = vtr
+
class VppDot1QSubint(VppSubInterface):
@@ -68,20 +144,13 @@ class VppDot1QSubint(VppSubInterface):
packet = VppPGInterface.create_ndp_req(self)
return self.add_dot1_layer(packet)
+ # called before sending packet
def add_dot1_layer(self, packet):
- payload = packet.payload
- packet.remove_payload()
- packet.add_payload(Dot1Q(vlan=self.sub_id) / payload)
- return packet
+ return self.add_dot1q_layer(packet, self.vlan)
+ # called on received packet to "reverse" the add call
def remove_dot1_layer(self, packet):
- payload = packet.payload
- self.test.instance().assertEqual(type(payload), Dot1Q)
- self.test.instance().assertEqual(payload.vlan, self.vlan)
- payload = payload.payload
- packet.remove_payload()
- packet.add_payload(payload)
- return packet
+ return self.remove_dot1q_layer(packet, self.vlan)
class VppDot1ADSubint(VppSubInterface):
@@ -101,11 +170,9 @@ class VppDot1ADSubint(VppSubInterface):
inner_vlan, dot1ad=1, two_tags=1,
exact_match=1)
self._sw_if_index = r.sw_if_index
- super(VppDot1ADSubint, self).__init__(test, parent, sub_id)
- self.DOT1AD_TYPE = 0x88A8
- self.DOT1Q_TYPE = 0x8100
self._outer_vlan = outer_vlan
self._inner_vlan = inner_vlan
+ super(VppDot1ADSubint, self).__init__(test, parent, sub_id)
def create_arp_req(self):
packet = VppPGInterface.create_arp_req(self)
@@ -116,25 +183,8 @@ class VppDot1ADSubint(VppSubInterface):
return self.add_dot1_layer(packet)
def add_dot1_layer(self, packet):
- payload = packet.payload
- packet.remove_payload()
- packet.add_payload(Dot1Q(vlan=self.outer_vlan) /
- Dot1Q(vlan=self.inner_vlan) / payload)
- packet.type = self.DOT1AD_TYPE
- return packet
+ return self.add_dot1ad_layer(packet, self.outer_vlan, self.inner_vlan)
def remove_dot1_layer(self, packet):
- self.test.instance().assertEqual(type(packet), Ether)
- self.test.instance().assertEqual(packet.type, self.DOT1AD_TYPE)
- packet.type = self.DOT1Q_TYPE
- packet = Ether(str(packet))
- payload = packet.payload
- self.test.instance().assertEqual(type(payload), Dot1Q)
- self.test.instance().assertEqual(payload.vlan, self.outer_vlan)
- payload = payload.payload
- self.test.instance().assertEqual(type(payload), Dot1Q)
- self.test.instance().assertEqual(payload.vlan, self.inner_vlan)
- payload = payload.payload
- packet.remove_payload()
- packet.add_payload(payload)
- return packet
+ return self.remove_dot1ad_layer(packet, self.outer_vlan,
+ self.inner_vlan)